🌱 February Flower Seeds You Can Start Indoors
February is an excellent month to start flower seeds indoors in the UK. Many flowers have long growing seasons or benefit from an early start, producing stronger plants, earlier blooms, and better displays once spring arrives.
Keter Manor Outdoor Apex Double Door Garden Storage Shed (6 x 8ft)
A durable and stylish beige and brown garden storage shed perfect for storing garden tools, equipment, bikes, and outdoor essentials. Weather-resistant, low maintenance, and ideal for any garden or allotment setup.
🌱 Compost & Soil Improvers
Give your garden beds a boost before winter with compost and organic matter.
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🌿 Autumn Plant Feed & Fertiliser
Prepare your soil for autumn planting with suitable fertilisers and soil nutrients.
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🥬 Seed Trays & Propagation Kits
Keep growing through autumn by starting suitable hardy crops under cover.
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⭐ Recommended Products — February Gardening Essentials
• Early Spring Seed Collection (February Sowing)
A pack of seeds suited for February sowing — think early onions, brassicas, tomatoes, chillies, and early flowers like pansies and primroses. Great for getting a head start on the growing season.
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• Seed & Cutting Propagation Compost
Fine, well-draining compost formulated for seeds and cuttings. Essential for giving young roots the ideal environment to establish strongly without rotting.
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• Seed Trays & Propagator Kit
Includes reusable seed trays, modules, and clear lids to create a controlled germination environment. Helps maintain humidity and protects young seedlings.
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• Heat Mat & Grow Lights for Seed Starting
Provides bottom heat and supplemental light — especially helpful in February’s low light and cooler temperatures to improve germination and early growth.
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• Plant Labels & Waterproof Marker Set
Keep track of your sowings with durable labels and a weather-proof pen — very useful when starting lots of different seeds in February.
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🌸 Flowers That Germinate Well Indoors in February
These flowers respond well to warmth, light, and protection.
🌸 Sweet Peas
- Sow in deep pots or toilet roll tubes
- Keep cool but frost-free
Why start now:
Early sowing produces strong root systems and earlier flowering.
🌼 Antirrhinums (Snapdragons)
- Sow on the compost surface
- Needs light to germinate
Why start now:
Slow-growing flowers that benefit from an early start.
🌸 Petunias
- Sow on the surface — do not cover
- Keep warm (18–22°C)
Why start now:
Long growing season and slow initial growth.
🌼 Begonias (from seed)
- Very fine seed — surface sow only
- Needs warmth and light
Why start now:
Extremely slow-growing, so February sowing is ideal.
🌸 Lobelia
- Surface sow in trays
- Keep warm and well lit
Why start now:
Tiny seeds that need time to develop into strong plants.
🌺 Hardy Annuals to Start Indoors
These cope well once planted out.
🌸 Cosmos
- Sow in trays or modules
- Keep frost-free
Why start now:
Earlier flowers and stronger plants than direct sowing.
🌼 Calendula (Pot Marigold)
- Easy to germinate indoors
- Sow in modules
Why start now:
Quick-growing and ideal for early colour.
🌸 Cornflowers
- Sow thinly in trays
- Transplant easily
Why start now:
Produces earlier blooms and sturdier plants.
🌿 Perennials to Start Indoors in February
Perennials often need time to establish.
🌸 Delphiniums
- Sow in trays or pots
- Keep cool and well lit
🌼 Aquilegia
- Sow in trays
- May benefit from cooler conditions
❄️ February Flower Sowing Tips
- Use fine seed compost
- Avoid overwatering cold compost
- Provide strong light to prevent leggy growth
- Label trays clearly
- Prick out seedlings early
⚠️ Flower Seeds Better Left Until Later
Avoid sowing these too early:
- Sunflowers
- Zinnias
- Nasturtiums
They grow quickly and are better sown in spring.